4/0 4C Type W Portable Power Cable | WireAndCableYourWay.com
WNI 4/0 Gauge 10 Feet Black 10 Feet Red 4/0 AWG Ultra Flexible Welding Battery Copper Cable Wire - Made In The USA - Car, Inverter, RV, Solar - Amazon.com
Couldn't read the wire are these service wires 4/0 AL or 250? : r/electricians